Thompson Water, Carr and Common
UK Site of Special Scientific Interest

Thompson Water, Carr and Common is a 154.7-hectare (382-acre) biological Site of Special Scientific Interest north of Thetford in Norfolk, England. Most of it is managed by the Norfolk Wildlife Trust as Thompson Common. It is a Nature Conservation Review site, Grade I, and part of the Norfolk Valley Fens Special Area of Conservation. It is crossed by the Great Eastern Pingo Trail Local Nature Reserve.
This grassland site, located in the valley of a tributary of the River Wissey, contains a number of ponds left by melted pingos: damp, water-filled depressions formed by the melting of ice within these geological formations at the end of the last glaciation. It also features a lake called Thompson Water, which, along with its surrounding reed swamp, is important for breeding birds.
The site is open to the public.
Sources and credits
This article is adapted from the Wikipedia article “Thompson Water, Carr and Common”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- Thompson Water - geograph.org.uk - 395111.jpg by David Robertson, CC BY-SA 2.0
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